The answer would be C) 600 in2.
Answer:
A
Step-by-step explanation:
After u calculate the measure of each side by using formula

U should calculate the sum of all sides of this polygon
Answer 5
Step-by-step explanation:
6/12=.5
.5*10=5
Answer:
159
Step-by-step explanation:
To evaluate f(g(- 5)), first evaluate g(- 5) then substitute this value into f(x)
g(- 5) = 2(- 5)² + 7 = 50 + 7 = 57
f(57) = (3 × 57) - 12 = 171 - 12 = 159